.wrapper {
    display: flex;
}
.wrapper .center {
    width: 80%;
}
.header {
    height: 100px;
    background-color: #ccc;
    font-size: 20px;
}
.header-span {
    font-size: 14px;
    background-color: #00f;
}
.header-p {
    margin: 0;
    line-height: 24px;
}
.focus {
    box-shadow: 0 0 3px #00f;
}

